diff --git a/files/scripts/fsync-kernel-override.sh b/files/scripts/fsync-kernel-override.sh
new file mode 100644
index 0000000..a360a4c
--- /dev/null
+++ b/files/scripts/fsync-kernel-override.sh
@@ -0,0 +1,16 @@
+#!/usr/bin/env bash
+
+## Instructions:
+## In the rpm-ostree module, add the following in the repos section; adjust fedora version or check https://copr.fedorainfracloud.org/coprs/bieszczaders/kernel-cachyos for updated .repo link:
+##     repos:
+##      - https://copr.fedorainfracloud.org/coprs/bieszczaders/kernel-cachyos-lto/repo/fedora-41/bieszczaders-kernel-cachyos-lto-fedora-41.repo
+
+set -oue pipefail
+
+# inspired by: https://github.com/antuan1996/formile-cachyos-ublue
+
+echo 'Enable SElinux policy'
+setsebool -P domain_kernel_load_modules on
+
+echo 'fsync kernel override'
+rpm-ostree override replace --experimental --freeze --from repo='copr:copr.fedorainfracloud.org:sentry:kernel-fsync' kernel kernel-core kernel-modules kernel-modules-core kernel-modules-extra